CN102884371B - Attachment structure of lighting device - Google Patents

Attachment structure of lighting device Download PDF

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Publication number
CN102884371B
CN102884371B CN201180020162.6A CN201180020162A CN102884371B CN 102884371 B CN102884371 B CN 102884371B CN 201180020162 A CN201180020162 A CN 201180020162A CN 102884371 B CN102884371 B CN 102884371B
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CN
China
Prior art keywords
mentioned
lighting device
retention tab
light
casing
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Active
Application number
CN201180020162.6A
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Chinese (zh)
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CN102884371A (en
Inventor
大野达司
小泉秀树
田中敏裕
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Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Publication of CN102884371A publication Critical patent/CN102884371A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/04Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/02Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/006General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Planar Illumination Modules (AREA)

Abstract

In disclosed attachment structure of a lighting device, an elongated lighting device is incorporated between adjacent ceiling members. The lighting device is provided with: a light source; a light-guide member that guides light emitted from the light source to below the ceiling; and an elongated case body that houses the light source and the light-guide member. The light-guide member has: a light entrance surface that is elongated and that is at one end surface in the lengthwise direction; and a light-emitting surface that radiates illuminating light at one side surface in the lengthwise direction. The light source is provided facing the entrance surface of the light-guide member. Adjacent ceiling members are provided with a first and second holding piece that each protrude towards the rear of the ceiling from a pair of side edges that face each other. The lighting device is held in a manner so as not to protrude from the ceiling surface between the first and second holding pieces that face each other of adjacent ceiling members, and is attached to adjacent ceiling members by means of an anchor that successively penetrates the first holding piece, the case body, and the second holding piece in the given order at a position that is at least above the light-guide member.

Description

The installation constitution of lighting device
Technical field
The present invention relates to the installation constitution of lighting device.
Background technology
The illumination being arranged at ceiling normally descends the utensil such as illuminator or pendent lamp type to throw light on.The illumination of these utensil types is given prominence to from ceiling face mostly, and the existence sense that this utensil type throws light on is stronger, the less outward appearance considering the interior space.At this, propose the illumination improving bathroom etc. and present effect, improve the installation constitution (with reference to the open 61-178215 publication of Japanese Utility Model) of functional utensil type illumination of the enjoyment of balneation etc.Specifically, make side-looking L-shaped and multiple light box of lower opening are connected with ceiling with transverse part side with side, vertical portion and install, in the vertical portion of each light box, arrange illuminating lamp, and in the lower opening of light box, shutter is installed.In the installation constitution of this utensil type illumination, because shutter is concordant with ceiling face, so achieve the clean and tidy interior space.In addition, shade can be formed by vertical portion and transverse part, present diversified illuminating effect.
But, in the installation constitution of above-mentioned utensil type illumination, owing to being configured to side indoor, illuminating lamp is installed, so the lower opening of the light box of side observation indoor and the apparent size of shutter mounted thereto become large, there is sense and emphasized in it, outward appearance may be deteriorated.
Summary of the invention
So, the object of the invention is to, a kind of existence sense of the lighting device that side indoor can be suppressed to observe is provided and brings the installation constitution of the lighting device of the clean and tidy interior space.
The installation constitution of lighting device of the present invention loads rectangular lighting device between adjacent ceiling parts.Lighting device possesses light source, by from the light conductor guide-lighting under ceiling of the light of light source irradiation and the rectangular casing holding light source and light conductor.Light conductor is rectangular, and has the plane of incidence of light on an end face of length direction, has the light-emitting area as illumination light injection at the side mask of length direction.Light source is opposite to the plane of incidence of light conductor and arranges.Adjacent ceiling parts possess the 1st and the 2nd retention tab of giving prominence to respectively to direction, the ceiling back side from a pair mutually opposing side end.Lighting device is clamped between the 1st and the 2nd mutually opposing retention tab of adjacent ceiling parts, to make it not outstanding from ceiling face, and at least than light conductor position by the top, be installed on adjacent ceiling parts by the affixed instrument penetrated into continuously successively in the 1st retention tab, above-mentioned casing, above-mentioned 2nd retention tab.
According to this invention, because lighting device is at least being arranged on adjacent ceiling parts than light conductor position by the top by affixed instrument, and then, affixed instrument is through for 3 parts one-time continuous ground, so the existence sense of the lighting device of side observation indoor can be suppressed and give the clean and tidy interior space, installation operability can be improved.
In addition, in the installation constitution of lighting device of the present invention, preferably, casing has the web that is connected to the 1st and the 2nd side plate in the 1st and the 2nd retention tab respectively and linked by the 1st and the 2nd side sheet room and is formed.Further, in the underside area of the web surrounded by web and the 1st and the 2nd side plate, light conductor is held.
In addition, in the installation constitution of lighting device of the present invention, preferably, in the upper-side area of the web surrounded by web and the 1st and the 2nd side plate, insert affixed instrument, lighting device is arranged in the 1st and the 2nd retention tab.
In addition, in the installation constitution of lighting device of the present invention, preferably, on the 1st and the 2nd side plate of casing, be respectively equipped with from the 1st and the 2nd outstanding outward hooking sheet of lateral surface.Further, the 1st and the 2nd hooking sheet is stuck on the leading section of the 1st and the 2nd retention tab, is bearing in by casing in the 1st and the 2nd retention tab.
In addition, in the installation constitution of lighting device of the present invention, preferably, web is cut open, and light source can releasably be contained in casing upward.
In addition, in the installation constitution of lighting device of the present invention, preferably, the rectangular cover body of the underside area covering web is possessed.This cover body has the 1st and the 2nd locking calvus respectively on the two ends of short side direction, and the 1st and the 2nd side plate is formed the 1st and the 2nd engaging recessed part respectively.Further, the 1st and the 2nd locking calvus is stuck in the 1st and the 2nd engaging recessed part, is arranged on casing by cover body.
In addition, in the installation constitution of lighting device of the present invention, preferably, between the 1st locking calvus and the 1st retention tab and the 2nd engage between calvus and the 2nd retention tab and be respectively equipped with liner, the gap be formed between cover body and the 1st and the 2nd retention tab is blocked.
In addition, in the installation constitution of lighting device of the present invention, preferably, light source possesses multiple light source, and the light conductor length direction possessed along casing is arranged as multiple light conductors of a straight line.Multiple light conductor is formed as respectively in the size of above-below direction, to make compared with the 1st end face as the plane of incidence, less with the 2nd end face of plane of incidence opposition side, and is configured to, and the 1st end face is abutted with the 2nd end face of adjacent light conductor.Multiple light source is configured in the top of the 2nd respective end face of multiple light conductor respectively.
In addition, in the installation constitution of lighting device of the present invention, preferably, multiple light conductor is formed as wedge shape respectively.
Accompanying drawing explanation
Describe preferred embodiment of the present invention in more detail.With reference to following detailed description and accompanying drawing, other features and advantages of the present invention can be understood better.
Figure 1A is the stereogram of an embodiment of the installation constitution representing lighting device of the present invention.
Figure 1B is the A-A line sectional view of Figure 1A.
Fig. 2 is the B-B line sectional view of Figure 1A.
Fig. 3 is the stereogram of light source cell.
Fig. 4 is the exploded perspective view of lighting device.
Fig. 5 illustrates the exploded perspective view of light source cell to the installation of casing.
Fig. 6 is the exploded perspective view of the installation that lighting device is described.
Detailed description of the invention
Hereinafter, with reference to the accompanying drawings of embodiments of the present invention.
Figure 1A is the stereogram of an embodiment of the installation constitution representing lighting device of the present invention, and Figure 1B is the A-A line sectional view of Figure 1A.Fig. 2 is the B-B line sectional view of Figure 1A.Fig. 3 is the stereogram of light source cell.Fig. 4 is the exploded perspective view of lighting device.Fig. 5 illustrates the exploded perspective view of light source cell to the installation of casing, and Fig. 6 is the exploded perspective view of the installation that lighting device is described.
Ceiling parts 40 are component parts of the ceiling of bathroom unit etc., in the present embodiment, form the ceiling (with reference to Figure 1A) of bathroom unit 60 with two panels ceiling parts 40,40.Ceiling parts 40 are formed as rectangular-shaped by steel plate or the such metal or synthetic resin etc. of aluminium sheet, on of 4 side ends (4 limit) 41a of the panel part 41 exposed in bathroom at lower surface, be integrally formed with throughout total length towards the outstanding flat retention tab 42(of ceiling rear side (upside) with reference to Figure 1B and Fig. 6).
That is, as shown in Figure 1B, adjacent ceiling parts 40,40 possess the retention tab (the 1st and the 2nd retention tab) 42,42 of giving prominence to respectively to the inboard direction of ceiling from a pair mutually opposing side end 41a.In addition, in the following description, retention tab 42 or two retention tabs 42,42 are denoted as.
In retention tab 42, be provided with 4 place through hole 45(in the longitudinal direction at predetermined intervals with reference to Fig. 6).This through hole 45 is holes that affixed instrument 50 described later inserts, and its quantity, position are not particularly limited.On ceiling parts 40 in two panels ceiling parts 40, being provided with can the access hole 44 of dismounting installation and repairing lid 43 freely.Two panels ceiling parts 40 are respectively to make retention tab 42,42(i.e. the 1st and the 2nd retention tab) opposed mode configures, between opposed retention tab 42,42, install lighting device 1.
Lighting device 1 is with the illumination of wire alight, possesses (with reference to Fig. 4): light guide 2; Light source cell 10, penetrates light to this light guide 2; And casing 20, hold light guide 2 and light source cell 10.Light guide 2 both can be single also can be multiple, when multiple, arrange along its length and is contained in casing 20.In the present embodiment, 4 light guides 2 arrange in the longitudinal direction, configure continuously in the mode making the end of adjacent light guide 2 abut each other.Its length direction total length is roughly consistent with the length on 1 limit of the ceiling parts 40 being formed with retention tab 42.Light source cell 10 corresponds to the quantity of light guide 2 and is provided with 4, if but light guide 2 configure continuously in the longitudinal direction, then also can be the quantity of less than 4.
Light guide 2 has light transmission by the resin such as allyl resin or polycarbonate resin or glass etc. and the higher parts of refractive index are formed.This light guide 2 is made up of the rectangular parts analysing and observe substantially rectangular shape, and when observing from Fig. 4, the left side of length direction becomes plane of incidence 2a, and when observing from Fig. 2, the downside of length direction becomes the illumination light as the interior space and penetrates the light-emitting area 2b of light.More particularly, there is a pair opposed side of long side from plane of incidence 2a(the 1st end face) the wedge type shape that moves closer to towards the side (the 2nd end face, the i.e. right side of length direction) of its opposition side, one of a pair asymptotic side as light-emitting area 2b.
That is, light guide 2 as shown in Figure 2, is formed as, and in the size of above-below direction, compared with the 1st end face as plane of incidence 2a, the 2nd end face of the opposition side of plane of incidence 2a is less.Further, in adjacent two light guides 2,2, to make plane of incidence 2a(the 1st end face of a light guide 2) mode that abuts with the face (the 2nd end face) of the opposition side of the plane of incidence 2a of another light guide 2,4 light guides 2 are configured to a straight line.Thus, above the 2nd end face side of light guide 2, the space for holding light source cell 10 described later can be formed.
In addition, by light guide 2 is formed as wedge type shape, the decay caused because of interreflection from the light of plane of incidence 2a incidence can be suppressed.In order to improve this effect, can the guide-lighting pattern that diffusion optical guide is used for go out be set on the side of the opposition side of light-emitting area 2b.Guide-lighting pattern is such as formed by pasting reflector plate or printing or the reflexive material of evaporation on the side of the opposition side of light-emitting area 2b.In addition, guide-lighting pattern also can by carrying out slot machining or forming groove to be formed on the direction orthogonal with the length direction of light guide 2.Guide-lighting pattern like this can be arranged throughout the length direction total length of light guide 2.
Light source cell 10 is made up of the light sources such as LED 11, substrate 12 and the substrate box 13 that holds this substrate 12, can be contained in removably upward (with reference to Fig. 3) in casing 20.
Light source 11 is equipped with single or multiple on the substrate 12, in the mode that this light source 11 is arranged opposite with the plane of incidence 2a of light guide 2, is installed to by substrate 12 in substrate box 13, is installed in casing 20 by substrate box 13.
Casing 20 is made up of rigid elements such as metal or synthetic resin such as aluminium, by the rectangular side plate 23 of opposed pair of plates shape, 23(namely, the 1st and the 2nd side plate) and by this pair of side plates 23,23(the 1st and the 2nd side plate) between the flat rectangular web 21 that links form (with reference to Figure 1B and Fig. 4).Specifically, pair of side plates 23,23(the 1st and the 2nd side plate) mutually configure substantially in parallel, between this pair of side plates 23,23, be configured with web 21 in the mode orthogonal with side plate 23, casing 20 is formed as analysing and observe roughly H word shape.By making such shape, effectively ensuring the intensity of casing 20 self, inhibit flexure or the distortion of casing 20.More effectively ensure that installation from lighting device 1 to ceiling parts 40 required for rigidity.In addition, the function of the strengthening part as ceiling parts 40 can also doublely be done.The intensity being contained in the light guide 2 in casing 20 is also reinforced, and also has and suppresses the flexure of light guide 2 or the function of distortion.
Casing 20 is clamped between the retention tab 42,42 of adjacent ceiling parts 40,40, and the lateral surface of each side plate 23 abuts with each retention tab 42.
Each side plate 23 has the outstanding supporting slice 24(of inside side (direction towards opposed side) with reference to Figure 1B in bottom throughout length direction total length).This supporting slice 24 supports light guide 2, is formed substantially in parallel with web 21.In addition, on each side plate 23, be formed with lower portion and inwardly just cave in and the mounting portion 28 supporting light source cell 10.
By web 21 and pair of side plates 23,23(the 1st and the 2nd side plate) in the region that surrounds, than in web 21 underside area Y on the lower, light guide 2 is supported by supporting slice 24 and holds (with reference to Figure 1B).On the other hand, than in web 21 upper-side area X by the top, affixed instrument 50 is inserted through the through hole 45 of above-mentioned retention tab 42 from foreign side, casing 20 is installed in retention tab 42.Thus, affixed instrument 50 can not be interfered mutually with light guide 2, and is installed on ceiling parts 40 by lighting device 1.
In the present embodiment, as described above, at least than light guide 2 position by the top, be installed on adjacent ceiling parts 40,40 by affixed instrument 50, thus the existence sense of the lighting device 1 that side indoor can be suppressed to observe, bring the clean and tidy interior space.
Away from each other, this leaves distance d and is set as the degree slightly narrower than the width D of light guide 2 supporting slice 24 of each side plate 23, and the light-emitting area 2b of light guide 2 is not blocked (with reference to Figure 1B and Fig. 4) by supporting slice 24 as far as possible.On supporting slice 24, on the upside of leading section, be provided with projection 25 and form stage portion 26.By between the stage portion 26 that light guide 2 is clamped in each supporting slice 24, the stability that arranges of light guide 2 improves, and is stably contained in casing 20.
Light guide 2, to the accommodation in casing 20, by the mode of the light-emitting area 2b of light guide 2 towards the interior space, inserts from an end at the both ends of casing 20 to underside area Y and carries out.
On each side plate 23, be provided with the through hole 27(of the 4 places affixed instrument 50 corresponding with the through hole 45 of retention tab 42 in the longitudinal direction with reference to Fig. 2 and Fig. 6).By the through hole 27,45 making affixed instrument 50 insert side plate 23 and retention tab 42, lighting device 1 is installed in retention tab 42.The distortion of the casing 20 during in order to suppress affixed instrument 50 fastening as far as possible, preferably arranges through hole 27 near web 21.In addition, also in the below of web 21, side plate 23 can arrange through hole 27, affixed instrument 50 is passed the through hole 27,45 of side plate 23 and retention tab 42 and inserts to underside area Y, lighting device 1 is installed in retention tab 42.In the case, in the position that the light guide 2 being contained in underside area Y is not interfered with the affixed instrument 50 inserted, side plate 23 arranges through hole 27.
To make to be arranged on lighting device 1 in retention tab 42,42 not from the mode that ceiling face 41b is outstanding, the position etc. of the height (from ceiling face 41b to the length in the direction at the ceiling back side) of setting retention tab 42, the height (from ceiling face 41b to the length in the direction at the ceiling back side) of casing 20, the through hole 27 of side plate 23.Also can be that lighting device 1 is to be arranged in retention tab 42,42 with the mode that ceiling face 41b is positioned at (concordant) on the same face.When lighting device 1 possesses cover body 30 described later, to make the face of the interior space side of cover body 30 not give prominence to from ceiling face 41b or be positioned at the mode same with ceiling face 41b, lighting device 1 is installed in retention tab 42,42.
In the present embodiment, at side plate 23,23(the 1st and the 2nd side plate) on, be respectively equipped with the hooking sheet 29 of the tabular of giving prominence to outward from lateral surface, 29(the 1st and the 2nd hooking sheet), by hooking sheet 29,29(the 1st and the 2nd hooking sheet) be hooked into retention tab 42,42(the 1st and the 2nd retention tab respectively) leading section 42a, 42a on, casing 20 to be bearing in retention tab 42,42 (with reference to Figure 1B).Thus, when being installed to ceiling parts 40 by lighting device 1, dropping of casing 20 can be prevented.In addition, the advantage making operability improve in addition.
In the present embodiment, lighting device 1 possesses the cover body 30(reference Figure 1B and 4 covering underside area Y).Cover body 30 is the flat parts be made up of the transparent synthetic resin such as allyl resin or polycarbonate resin, is arranged on the lower portion of side plate 23,23.In the both side ends of this cover body 30 side overleaf, there is opposed locking calvus 31 respectively, 31(the 1st and the 2nd engages calvus).Locking calvus 31,31 projects upward from the back side of cover body 30, forms with cover body 30, on its respective leading section, is formed with the protuberance 32 of inwardly projecting.On the other hand, on the side plate 23,23 being provided with cover body 30, be formed with engaging recessed part 33,33(the 1st and the 2nd engaging recessed part of lower portion inwardly just depression and protuberance 32, the 32 respectively hook that engages calvus 31,31).This engaging recessed part 33 is formed between supporting slice 24 and mounting portion 28.By will protuberance 32,32 and engaging recessed part 33,33(the 1st and the 2nd engaging recessed part of locking calvus 31,31) hook and install cover body 30, and underside area Y is closed, thus raising water proofing property and outward appearance.In addition, also can give various optical function to cover body 30 and improve illumination and present effect.As optical function, such as, can give lens function or give the prism pattern that the mountain portion in V word cross section and valley alternately form continuously etc. diffusion patterned 34 to the rear side of casing 20.Thus, make anaclasis, reflection, can make to become uniform lightness from the light of light-emitting area 2b injection throughout its universe, perception can be made to improve.
In order to improve water proofing property, also liner 37 can be set in the rear side (retention tab side) of locking calvus 31.Namely, as shown in Figure 1B, in the present embodiment, engage calvus at locking calvus 31(the 1st) and retention tab 42(the 1st retention tab) between and engage calvus 31(the 2nd and engage calvus) and retention tab 42(the 2nd retention tab) between, be respectively equipped with liner 37,37.If be clamped in by lighting device 1 between opposed retention tab 42,42, then the gap be formed between cover body 30 and retention tab 42,42 is blocked by liner 37,37, can guarantee watertightness.Liner 37 pasted and the protuberance 35 that formed outstanding outward by the side end of cover body 30 and engage on order difference part 36 that calvus 31 forms.
In addition, in the present embodiment, at the both ends of casing 20, the end cap 39(reference Fig. 4 formed by rigid elements such as synthetic resin is embedded with).Thus, the gap at the both ends of casing 20 is closed.
Then, the installation of light source cell 10 to casing 20 is described.
After being received in casing 20 by light guide 2, carry out the installation of light source cell 10.
The substrate box 13 forming light source cell 10 is provided with continuously: the light source accommodation section 14 of box like, has opening in the plane of incidence 2a side of light guide 2, holds substrate 12; With maintaining part 15, in casing 20, keep light source accommodation section 14; This substrate box 13 is formed as side-looking roughly L-shaped (with reference to Fig. 3).Maintaining part 15 is extended upward to be had the pair of side plates 17 of formation light source accommodation section 14 and is formed, and is formed with a pair through hole 16 in the upper portion of its side plate 17.On the web 21 of casing 20, the portions cut installing light source cell 10 is formed opening 22, and by this opening 22, upper-side area X is communicated with underside area Y.Light source cell 10 carries out as follows to the installation of casing 20: to be inserted into from top the opening 22 of web 21 and to push, until substrate box 13 abuts with the mounting portion 28 of side plate 23 (with reference to Fig. 5).Thus, light source accommodation section 14 is configured in underside area Y, maintaining part 15 is configured in upper-side area X.The light source accommodation section 14 be configured in underside area Y is opposed with the plane of incidence 2a of the same light guide 2 be contained in underside area Y, and the light source 11 from the substrate 12 being mounted in light source accommodation section 14 penetrates light towards the plane of incidence 2a of light guide 2.
On the side plate 23,23 of casing 20, in the upside of hooking sheet 29,29, be provided with respectively with the through hole 45 of retention tab 42,42,45 corresponding through holes 38,38(with reference to Fig. 5).Under the state that substrate box 13 is contained in casing 20, make the connection tools 53 such as pin 54, screw be inserted in the through hole 16,38,38 of maintaining part 15 and side plate 23,23, thus can stably be installed in casing 20.
The casing 20 of such structure and light source cell 10 are by pulling down connection tool 53 from the through hole 16,38,38 of maintaining part 15 and side plate 23,23, from casing 20, light source cell 10 easily can be pulled down upward, and can insert from top and install.Therefore, it is possible to light source cell 10 is easily changed, maintenance etc., maintainability and operability good.
The lighting device 1 of structure as described above can be installed to when forming the installation of multiple Wall boards 62 of wall of bathroom unit 60 at ceiling parts 40,40.
Water-proof plate, bathtub 61, Wall board 62, ceiling parts 40,40 are generally assembled and are formed (with reference to Figure 1A) by bathroom unit 60 at the scene.Such as, form Wall board mounting portion on the top of holding up of the outer end of water-proof plate, on this Wall board mounting portion, load multiple Wall board 62.Then, in the mode of the upper opening 63 in the space will surrounded by Wall board 62 with the shutoff of ceiling parts 40,40, be installed on Wall board 62 and assemble bathroom unit 60, but in the present embodiment, when the installation of ceiling parts 40,40, lighting device 1 being installed.
That is, as shown in Figure 6, ceiling parts 40 configuration of the 1st in two panels ceiling parts 40,40 be installed as, the 3 side end 41a not forming retention tab 42 are consistent with the upper end 62a of Wall board 62.Then, to make hooking sheet 29 make side plate 23 abut with retention tab 42 with the mode of the leading section 42a hook of the retention tab 42 of the 1st ceiling parts 40, thus configuration lighting device 1.When not arranging hooking sheet 29, the mode abutted with retention tab 42 with side plate 23, opposed a pair Wall board 62 configures lighting device 1.Now, lighting device 1 becomes its both ends and is supported by a pair Wall board 62 and be erected at the state in bathroom.
Then, the retention tab 42 of the 2nd ceiling parts 40 is made to abut with side plate 23 and be installed on Wall board 62.Thus, lighting device 1 is clamped between opposed retention tab 42,42 (temporary fixed state), and the upper opening 63 in the space surrounded by the Wall board 62 in bathroom is closed by two panels ceiling parts 40,40 and lighting device 1.
Then, from the inside of bathroom unit 60, through the access hole 44 of ceiling parts 40, bolt 51, nut 52 such affixed instrument 50 is used to be fixed in retention tab 42,42 by the lighting device 1 of temporary fixed state.Specifically, from the inside of bathroom unit 60 through the access hole 44 of ceiling parts 40, bolt 51 is inserted into retention tab 42,42(the 1st and the 2nd retention tab) through hole 45,45 and casing 20 through hole 27 in, fastening with nut 52.
Namely, the lighting device 1 of present embodiment as shown in Figure 1B, the bolt 51 of affixed instrument 50 is through continuously according to the order (order of the 1st retention tab, casing, the 2nd retention tab) of retention tab 42, casing 20, retention tab 42, thus be installed on ceiling parts 40,40, so once 3 parts can be fixed with 1 affixed instrument 50, compared with the installation constitution enumerated in past case, the quantity of affixed instrument is also less, and it is good to install operability.In addition, the width dimensions of casing 20 sets less than the length dimension of bolt 51.
The lighting device 1 be arranged on like this on ceiling parts 40,40 is not given prominence to from ceiling face 41b, so inhibit the existence sense of the lighting device 1 observed from side, bathroom.The clean and tidy interior space can be brought, and improve aesthetic property.
Above, describe the present invention based on embodiment, but the present invention does not limit by above-mentioned embodiment completely, can various change be carried out in the scope not departing from its purport.Such as, in the above-described embodiment, the web incision of casing, lighting unit can carry out dismounting upward, but also casing can be made assembling 2 dividing bodies freely, makes the structure of clamping lighting unit casing assembling.In addition, in the above-described embodiment, light source cell is separately undertaken by connection tool and affixed instrument to the installation of casing and casing to the installation of retention tab, but also their the affixed instrument that is fitted through can be carried out.Such as, also can consider the through hole of the connection tool be located on light source cell to be set to the position corresponding with the through hole of casing and retention tab and make affixed tool inserting lead to structure in these through holes.
The present invention is preferred embodiment described some, but for a person skilled in the art, the scope of original purport of the present invention and scope, i.e. claims can not be departed from and carry out various correction and distortion.

Claims (9)

1. an installation constitution for lighting device, loads rectangular lighting device between adjacent ceiling parts, wherein,
Above-mentioned lighting device possesses: light source; Light conductor, by guide-lighting under ceiling from the light of above-mentioned light source irradiation; With rectangular casing, hold above-mentioned light source and above-mentioned light conductor,
Above-mentioned light conductor is strip, and has the plane of incidence of light on an end face of length direction, has at the side mask of length direction the light-emitting area penetrated as illumination light,
Above-mentioned light source is arranged opposedly with the above-mentioned plane of incidence of above-mentioned light conductor,
Above-mentioned adjacent ceiling parts possess the 1st and the 2nd retention tab of giving prominence to respectively to the inboard direction of ceiling from a pair mutually opposing side end,
Above-mentioned lighting device is in not outstanding from ceiling face mode, between the above-mentioned 1st and the 2nd mutually opposing retention tab being clamped in above-mentioned adjacent ceiling parts, and at least than above-mentioned light conductor position by the top, by with the through continuously affixed instrument of the order of above-mentioned 1st retention tab, above-mentioned casing, above-mentioned 2nd retention tab, be installed on above-mentioned adjacent ceiling parts
Above-mentioned casing has the 1st and the 2nd side plate abutted with the above-mentioned 1st and the 2nd retention tab respectively and the web linked by the 1st and the 2nd side sheet room and is formed,
Above-mentioned 1st and the 2nd side plate configures parallel to each other, and above-mentioned web is configured to orthogonal with the above-mentioned 1st and the 2nd side plate between the above-mentioned 1st and the 2nd side plate, and above-mentioned casing is formed as analysing and observe H word shape,
Above-mentioned light conductor is held in the underside area of the above-mentioned web surrounded by above-mentioned web and the above-mentioned 1st and the 2nd side plate,
In the upper-side area of the above-mentioned web surrounded by above-mentioned web, the above-mentioned 1st and the 2nd side plate, insert above-mentioned affixed instrument, above-mentioned lighting device is arranged in the above-mentioned 1st and the 2nd retention tab.
2. the installation constitution of lighting device as claimed in claim 1, wherein,
On the above-mentioned 1st and the 2nd side plate of above-mentioned casing, be respectively equipped with from the 1st and the 2nd outstanding outward hooking sheet of lateral surface, 1st and the 2nd hooking sheet respectively with the leading section hook of the above-mentioned 1st and the 2nd retention tab, above-mentioned casing is bearing in the above-mentioned 1st and the 2nd retention tab.
3. the installation constitution of lighting device as claimed in claim 1 or 2, wherein,
Above-mentioned web incision, above-mentioned light source can releasably be contained in above-mentioned casing upward.
4. the installation constitution of lighting device as claimed in claim 1 or 2, wherein,
Possesses the rectangular cover body of the underside area covering above-mentioned web, this cover body has the 1st and the 2nd locking calvus respectively on the two ends of short side direction, above-mentioned 1st and the 2nd side plate is formed the 1st and the 2nd engaging recessed part respectively, above-mentioned 1st and the 2nd locking calvus respectively with the 1st and the 2nd engaging recessed part hook, above-mentioned cover body is arranged on above-mentioned casing.
5. the installation constitution of lighting device as claimed in claim 3, wherein,
Possesses the rectangular cover body of the underside area covering above-mentioned web, this cover body has the 1st and the 2nd locking calvus respectively on the two ends of short side direction, above-mentioned 1st and the 2nd side plate is formed the 1st and the 2nd engaging recessed part respectively, above-mentioned 1st and the 2nd locking calvus respectively with the 1st and the 2nd engaging recessed part hook, above-mentioned cover body is arranged on above-mentioned casing.
6. the installation constitution of lighting device as claimed in claim 4, wherein,
Between above-mentioned 1st locking calvus and above-mentioned 1st retention tab and the above-mentioned 2nd engage between calvus and above-mentioned 2nd retention tab and be respectively equipped with liner, the gap be formed between above-mentioned cover body and the above-mentioned 1st and the 2nd retention tab is blocked.
7. the installation constitution of lighting device as claimed in claim 5, wherein,
Between above-mentioned 1st locking calvus and above-mentioned 1st retention tab and the above-mentioned 2nd engage between calvus and above-mentioned 2nd retention tab and be respectively equipped with liner, the gap be formed between above-mentioned cover body and the above-mentioned 1st and the 2nd retention tab is blocked.
8. the installation constitution of lighting device as claimed in claim 1, wherein,
Above-mentioned light source possesses multiple light source;
The above-mentioned light conductor length direction possessed along above-mentioned casing is arranged as multiple light conductors of a straight line;
Above-mentioned multiple light conductor is formed as respectively, and in the size of above-below direction, compared with the 1st end face as the plane of incidence, the 2nd end face of the opposition side of the plane of incidence diminishes, and is configured to, and above-mentioned 1st end face abuts with the 2nd end face of adjacent light conductor;
Above-mentioned multiple light source is configured in the top of the 2nd respective end face of above-mentioned multiple light conductor respectively.
9. the installation constitution of lighting device as claimed in claim 8, wherein,
Above-mentioned multiple light conductor is formed as wedge shape respectively.
CN201180020162.6A 2010-04-23 2011-02-25 Attachment structure of lighting device Active CN102884371B (en)

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CN201407568Y (en) * 2009-05-12 2010-02-17 李小熊 Flexible recessed lamp

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